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220kv Long Rod Insulator

220kv Long Rod Insulator

The 220kv long rod insulator insulating umbrella design outside is rational, improve the wet lightning to press effectively.

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Product Details

1.Size and technical data of 220kv long rod insulator

 TYPE: FXBW4-220/100


Rated mechanical failling load

Structure height(mm)


Min.Electric arc distance (mm)


Min nominal creepage distance (mm)Full wave lightning impulse withstand voltage(peak value)(KV)1min power frequency wet withstand voltage not less than(kv)

220kv long rod insulator


2.Materials of 220kv long rod insulator

1.Strong resistance to impact and quakeproof performance.

2.The 220kv long rod insulator shed has favorable waterproof performance and good anti-ageing.

3.The most critical problem of the 220kv long rod insulator, interface electrical breakdown, is solved. The performance is stable and reliable.

4.Our 220kv long rod insulator are passed through IEC61109 and IEC61952 standarded.

5.Adopt international advanced joint the technique for metal fitting connection.

6.The metal enclosure surface adopts the advanced hot zinc-plated craft to antirust antiseptically.

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4.Composite Silicone Polymer Insulators testing facility.jpg

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